Finding the Fourth Proportional to 649,907.46, 974,049.36 and 448,624.08
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Solution
The fourth proportional to 649,907.46, 974,049.36 and 448,624.08 is: 672,375.72
Step by Step Solution
- Step 1: Write the proportion equation
649,907.46 : 974,049.36 = 448,624.08 : x - Step 2: Convert to fraction form
649,907.46/974,049.36 = 448,624.08/x - Step 3: Cross multiply
649,907.46x = 974,049.36 × 448,624.08 - Step 4: Simplify right side
649,907.46x = 436,981,998,004.59 - Step 5: Solve for x
x = 436,981,998,004.59/649,907.46 - Step 6: Final answer
x = 672,375.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.